{
  "manageEntity": {
    "action": "Repost",
    "entityId": "221862",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7c9ae6e17072c6253232054328cf8a0947f4dece78e7c4a7e373de90aa2b56bd",
    "signature": "0xd9cdc4ac4394227cce5c4daa96e308a10b2edcab40b4a9480fa3b7322bd60968182363870c68a3ba6f0b4fe1c63a4ba49a5943652d264457f0eaf0272b4f8e671b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}